/**
 *    Copyright ${license.git.copyrightYears} the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.mybatis.generator.codegen.mybatis3.javamapper.elements.annotated;

import static org.mybatis.generator.api.dom.OutputUtilities.javaIndent;
import static org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities.getEscapedColumnName;
import static org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities.getParameterClause;
import static org.mybatis.generator.internal.util.StringUtility.escapeStringForJava;

import java.util.Iterator;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.java.Interface;
import org.mybatis.generator.api.dom.java.Method;
import org.mybatis.generator.codegen.mybatis3.javamapper.elements.DeleteByPrimaryKeyMethodGenerator;

/**
 * 
 * @author Jeff Butler
 */
public class AnnotatedDeleteByPrimaryKeyMethodGenerator extends DeleteByPrimaryKeyMethodGenerator {

  public AnnotatedDeleteByPrimaryKeyMethodGenerator(boolean isSimple) {
    super(isSimple);
  }

  @Override
  public void addMapperAnnotations(Interface interfaze, Method method) {
    interfaze.addImportedType(new FullyQualifiedJavaType("org.apache.ibatis.annotations.Delete")); //$NON-NLS-1$

    method.addAnnotation("@Delete({"); //$NON-NLS-1$

    StringBuilder sb = new StringBuilder();
    javaIndent(sb, 1);
    sb.append("\"delete from "); //$NON-NLS-1$
    sb.append(escapeStringForJava(introspectedTable.getFullyQualifiedTableNameAtRuntime()));
    sb.append("\","); //$NON-NLS-1$
    method.addAnnotation(sb.toString());

    boolean and = false;
    Iterator<IntrospectedColumn> iter = introspectedTable.getPrimaryKeyColumns().iterator();
    while (iter.hasNext()) {
      IntrospectedColumn introspectedColumn = iter.next();
      sb.setLength(0);
      javaIndent(sb, 1);
      if (and) {
        sb.append("  \"and "); //$NON-NLS-1$
      } else {
        sb.append("\"where "); //$NON-NLS-1$
        and = true;
      }

      sb.append(escapeStringForJava(getEscapedColumnName(introspectedColumn)));
      sb.append(" = "); //$NON-NLS-1$
      sb.append(getParameterClause(introspectedColumn));
      sb.append('\"');
      if (iter.hasNext()) {
        sb.append(',');
      }

      method.addAnnotation(sb.toString());
    }

    method.addAnnotation("})"); //$NON-NLS-1$
  }
}
